| Classification | Lythraceae: Trapa |
| Harvard University Herbaria Barcode(s) | 00283768 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Sudbury River |
| Date Collected | 1908-08-16 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/93e6b23f-c912-4ee2-8924-0446850b24ad |
| Harvard University Herbaria Barcode | 00283768 |
| Herbarium | GH |
| Family | Lythraceae |
| Determination | Trapa natans Linnaeus |
| Determination Remarks | [filed under] [label name] [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
